diff --git a/GBM/Managers/mgrCommon.vb b/GBM/Managers/mgrCommon.vb
index fa59326..b95f010 100644
--- a/GBM/Managers/mgrCommon.vb
+++ b/GBM/Managers/mgrCommon.vb
@@ -354,7 +354,7 @@ Public Class mgrCommon
         Try
             prsdf = New Process
             prsdf.StartInfo.FileName = "/bin/df"
-            prsdf.StartInfo.Arguments = sPath
+            prsdf.StartInfo.Arguments = Path.GetDirectoryName(sPath)
             prsdf.StartInfo.UseShellExecute = False
             prsdf.StartInfo.RedirectStandardOutput = True
             prsdf.StartInfo.CreateNoWindow = True